Preliminary W45B012

Publication Release Date: April 18, 2002

- 9 -

Revision A1

Timing Waveforms, continued

Serial Output Timing Diagram (Inactive Serial Clock High - Mode 3)

SCKH

T

SCKL

T

CLZ

T

DATA VALID

T

T

CEH

CHZ

#WP

#CE

SCK

SO

SI

Sector-erase Timing Diagram

HIGH IMPEDANCE

AD

D.

AD

D.

X

X

D0H

0 0

0

0 0

0

0

1

0

1 2 3 4 5 6 7 8

15 16

23 24

3132

39 40

47

SELF-TIMED SECTOR-

ERASE CYCLE

#WP

#CE

SCK

SI

SO